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Question: Length of QP = ?To answer this question we only need the either a or b so that we can calculate hypotenuse of right triangle with hypotenuse PQ

Statement 1: b = 2

SUFFICIENT

Statement 2: PQR is a right angle

We already know this hence this is redundant information

NORT SUFFICIENT

Answer: option A
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Re: If PR is the diameter, what is the length of QP in the circle shown ab
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27 Sep 2018, 19:53

Hi @GAMTinsight How did you get to ab = 1. Can you please explain the similarity ratio used a bit more ???

Thanks
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Prosper!!!GMATinsightBhoopendra Singh and Dr.Sushma Jhae-mail: info@GMATinsight.com I Call us : +91-9999687183 / 9891333772Online One-on-One Skype based classes and Classroom Coaching in South and West Delhihttp://www.GMATinsight.com/testimonials.html

Re: If PR is the diameter, what is the length of QP in the circle shown ab
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27 Sep 2018, 20:27

GMATinsight wrote:

Shank18 wrote:

Hi @GAMTinsight How did you get to ab = 1. Can you please explain the similarity ratio used a bit more ???

Thanks

It came using similar triangle property as attached here.

Thank you so much. This is exactly what I needed
_________________

Even if it takes me 30 attempts, I am determined enough to score 740+ in my 31st attempt. This is it, this is what I have been waiting for, now is the time to get up and fight, for my life is 100% my responsibility.